public void VirtualNetwork_MultiThreadIntegrityTest_Ok()
{
var rnd = new Random();
var network = new VirtualNetwork();
var checksums = new ConcurrentDictionary<int, uint>();
Parallel.For(0, 100000, async (int i) =>
{
int bufferSize = rnd.Next(5, 2048);
byte[] writeFrame = new byte[bufferSize];
rnd.NextBytes(writeFrame);
// First 4 bytes represent the sequence number.
byte [] sequenceNo = BitConverter.GetBytes(i);
sequenceNo.CopyTo(writeFrame, 0);
uint writeChecksum = Fletcher32.Checksum(writeFrame, 0, writeFrame.Length);
checksums.AddOrUpdate(i, writeChecksum, (seq, checkSum) => { Debug.Fail("Attempt to update checksum."); return 0; });
network.WriteFrame(i % 2 == 0, writeFrame);
int delayMilliseconds = rnd.Next(0, 1000);
await Task.Delay(delayMilliseconds);
byte[] readFrame;
network.ReadFrame(i % 2 == 1, out readFrame);
uint readChecksum = Fletcher32.Checksum(readFrame, 0, readFrame.Length);
int idx = BitConverter.ToInt32(readFrame, 0);
Assert.Equal(checksums[idx], readChecksum);
});
}
public void VirtualNetwork_MultiThreadIntegrityTest_Ok()
{
var rnd = new Random();
var network = new VirtualNetwork();
var checksums = new ConcurrentDictionary <int, uint>();
Parallel.For(0, 100000, async(int i) =>
{
int bufferSize = rnd.Next(5, 2048);
byte[] writeFrame = new byte[bufferSize];
rnd.NextBytes(writeFrame);
// First 4 bytes represent the sequence number.
byte [] sequenceNo = BitConverter.GetBytes(i);
sequenceNo.CopyTo(writeFrame, 0);
uint writeChecksum = Fletcher32.Checksum(writeFrame, 0, writeFrame.Length);
checksums.AddOrUpdate(i, writeChecksum, (seq, checkSum) => { Debug.Fail("Attempt to update checksum."); return(0); });
network.WriteFrame(i % 2 == 0, writeFrame);
int delayMilliseconds = rnd.Next(0, 1000);
await Task.Delay(delayMilliseconds);
byte[] readFrame = network.ReadFrame(i % 2 == 1);
uint readChecksum = Fletcher32.Checksum(readFrame, 0, readFrame.Length);
int idx = BitConverter.ToInt32(readFrame, 0);
Assert.Equal(checksums[idx], readChecksum);
});
}
public override int Read(byte[] buffer, int offset, int count)
{
lock (_readStreamLock)
{
if (_readStream == null || (_readStream.Position >= _readStream.Length))
{
byte[] innerBuffer;
_network.ReadFrame(_isServer, out innerBuffer);
_readStream = new MemoryStream(innerBuffer);
}
return(_readStream.Read(buffer, offset, count));
}
}
public void VirtualNetwork_SingleThreadIntegrityTest_Ok()
{
var rnd = new Random();
var network = new VirtualNetwork();
for (int i = 0; i < 100000; i++)
{
int bufferSize = rnd.Next(1, 2048);
byte [] writeFrame = new byte[bufferSize];
rnd.NextBytes(writeFrame);
uint writeChecksum = Fletcher32.Checksum(writeFrame, 0, writeFrame.Length);
network.WriteFrame(i % 2 == 0, writeFrame);
byte [] readFrame = network.ReadFrame(i % 2 == 1);
uint readChecksum = Fletcher32.Checksum(readFrame, 0, readFrame.Length);
Assert.Equal(writeChecksum, readChecksum);
}
}
public void VirtualNetwork_SingleThreadIntegrityTest_Ok()
{
var rnd = new Random();
var network = new VirtualNetwork();
for (int i = 0; i < 100000; i++)
{
int bufferSize = rnd.Next(1, 2048);
byte [] writeFrame = new byte[bufferSize];
rnd.NextBytes(writeFrame);
uint writeChecksum = Fletcher32.Checksum(writeFrame, 0, writeFrame.Length);
network.WriteFrame(i % 2 == 0, writeFrame);
byte [] readFrame;
network.ReadFrame(i % 2 == 1, out readFrame);
uint readChecksum = Fletcher32.Checksum(readFrame, 0, readFrame.Length);
Assert.Equal(writeChecksum, readChecksum);
}
}
